The strongest shaking was north of Osaka, the agency said. An 84-year-old man in nearby Ibaraki died after a bookshelf fell on top of him at home, according to city officials.

The auto manufacturer Daihatsu said it had suspended operations at its plants in Osaka and nearby Kyoto, while the consumer electronics firm Sharp said its factories were operating normally. The Japan Meteorology Agency put the magnitude at 5.9 and JMA Seismic Intensity at 5.3.